office-gobmx/solenv/bin/modules/par2script/existence.pm

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# $RCSfile: existence.pm,v $
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package par2script::existence;

#############################
# Test of existence
#############################

sub exists_in_array
{
    my ($searchstring, $arrayref) = @_;

    my $alreadyexists = 0;

    for ( my $i = 0; $i <= $#{$arrayref}; $i++ )
    {
        if ( ${$arrayref}[$i] eq $searchstring)
        {
            $alreadyexists = 1;
            last;
        }
    }

    return $alreadyexists;
}

sub exists_in_array_of_hashes
{
    my ($searchkey, $searchvalue, $arrayref) = @_;

    my $hashref;
    my $valueexists = 0;

    for ( my $i = 0; $i <= $#{$arrayref}; $i++ )
    {
        $hashref = ${$arrayref}[$i];

        if ( $hashref->{$searchkey} eq $searchvalue )
        {
            $valueexists = 1;
            last;
        }
    }

    return $valueexists;
}

1;